ATE23867T1 - POLYMERIZATION PROCESS OF VINYLIDE FLUORIDE IN AN AQUEOUS SUSPENSION. - Google Patents
POLYMERIZATION PROCESS OF VINYLIDE FLUORIDE IN AN AQUEOUS SUSPENSION.Info
- Publication number
- ATE23867T1 ATE23867T1 AT84200275T AT84200275T ATE23867T1 AT E23867 T1 ATE23867 T1 AT E23867T1 AT 84200275 T AT84200275 T AT 84200275T AT 84200275 T AT84200275 T AT 84200275T AT E23867 T1 ATE23867 T1 AT E23867T1
- Authority
- AT
- Austria
- Prior art keywords
- vinylidene fluoride
- aqueous suspension
- polymerization process
- alkyl
- polymerization
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F14/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
- C08F14/18—Monomers containing fluorine
- C08F14/22—Vinylidene fluoride
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Abstract
Process for the polymerization, in an aqueous suspending medium, of vinylidene fluoride with the aid of an oil-soluble free radical polymerization initiator in the presence of a suspending agent and a chain regulator chosen from the bis(alkyl) carbonates, the alkyl groupings of which contain not more that five carbon atoms wherein the molecular weight of vinylidene fluoride polymers are effectively regulated without having a detrimental effect on the polymerization yield, thus the vinylidene fluoride polymers have a good stability to heat.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8304106A FR2542319B1 (en) | 1983-03-10 | 1983-03-10 | PROCESS FOR POLYMERIZATION IN AN AQUEOUS SUSPENSION MEDIUM OF VINYLIDENE FLUORIDE |
EP84200275A EP0120524B1 (en) | 1983-03-10 | 1984-02-28 | Process to polymerize vinylidene fluoride in an aqueous suspension |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE23867T1 true ATE23867T1 (en) | 1986-12-15 |
Family
ID=9286814
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT84200275T ATE23867T1 (en) | 1983-03-10 | 1984-02-28 | POLYMERIZATION PROCESS OF VINYLIDE FLUORIDE IN AN AQUEOUS SUSPENSION. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4524194A (en) |
EP (1) | EP0120524B1 (en) |
JP (1) | JPS59174605A (en) |
AT (1) | ATE23867T1 (en) |
DE (1) | DE3461469D1 (en) |
ES (1) | ES530448A0 (en) |
FR (1) | FR2542319B1 (en) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2652089B1 (en) * | 1989-09-15 | 1993-03-19 | Solvay | PROCESS FOR THE DISCONTINUOUS POLYMERIZATION IN AN AQUEOUS SUSPENSION MEDIUM OF VINYLIDENE FLUORIDE AND USE OF THE RESULTING VINYLIDENE FLUORIDE POLYMERS FOR COATING ARTICLES BY POWDERING. |
IT1265223B1 (en) * | 1993-11-25 | 1996-10-31 | Ausimont Spa | PROCESS FOR THE PREPARATION OF POLYMERS OF VINYLIDENFLUORIDE |
IT1271621B (en) * | 1994-03-21 | 1997-06-04 | Ausimont Spa | PROCESS FOR THE PREPARATION OF THERMOPLASTIC FLUOROPOLYMERS CONTAINING HYDROGEN |
IT1271622B (en) * | 1994-03-21 | 1997-06-04 | Ausimont Spa | SUSPENSION (CO) POLYMERIZATION PROCESS FOR THE PREPARATION OF THERMOPLASTIC FLUOROPOLYMERS CONTAINING HYDROGEN |
IT1274711B (en) * | 1994-08-04 | 1997-07-24 | Ausimont Spa | PROCESS FOR THE PREPARATION OF FLUOROPOLYMERS CONTAINING HYDROGEN THROUGH (CO) SUSPENSION POLYMERIZATION |
IT1270703B (en) | 1994-11-17 | 1997-05-07 | Ausimont Spa | MICROEMULSIONS OF FLUOROPOLYXIALKYLENES IN A MIXTURE WITH HYDROCARBONS, AND THEIR USE IN PROCESSES OF (CO) POLYMERIZATION OF FLUORINATED MONOMERS |
IT1276072B1 (en) | 1995-10-31 | 1997-10-24 | Ausimont Spa | PROCESS OF (CO) POLYMERIZATION OF FLUORINATED MONOMERS TO OBTAIN HYDROGEN CONTAINING POLYMERS |
IT1286028B1 (en) | 1996-07-09 | 1998-07-07 | Ausimont Spa | SUSPENSION POLYMERIZATION PROCESS OF FLUORINATED MONOMERS |
BE1011294A3 (en) * | 1997-07-22 | 1999-07-06 | Solvay | Peroxydicarbonate organic solution dialkyl, method for obtaining, preparing halogenated polymers for intervention thereof and halogenated polymers obtained. |
IT1298091B1 (en) * | 1998-01-09 | 1999-12-20 | Ausimont Spa | PROCESS FOR THE PREPARATION OF DICHLOROFLUOROACETYL HALIDES |
FR2804438A1 (en) * | 2000-01-31 | 2001-08-03 | Atofina | Preparation of reduced-yellowing fluorinated polymer is carried out by aqueous emulsion polymerisation of vinylidene fluoride (and other monomers) using a lithium perfluoroalkanoate as surfactant |
FR2850387B1 (en) * | 2003-01-23 | 2005-03-04 | Atofina | PROCESS FOR PRODUCING PVDF |
EP1743920A1 (en) | 2005-07-13 | 2007-01-17 | Solvay Solexis S.p.A. | Thermoplastic fluoropolymer composition |
EP1743921A1 (en) | 2005-07-13 | 2007-01-17 | Solvay Solexis S.p.A. | Thermoplastic halopolymer composition |
KR20080034164A (en) * | 2005-08-19 | 2008-04-18 | 솔베이(소시에떼아노님) | Process for manufacturing a plastic-based cellular structure and device for implementing this process |
EP1795565B1 (en) * | 2005-12-06 | 2016-05-18 | Solvay Specialty Polymers Italy S.p.A. | Water-based fluoropolymer composition |
US8318819B2 (en) * | 2007-08-03 | 2012-11-27 | Cable Components Group, Llc | Compositions for compounding foamable, fluropolymer pellets for use in melt processing cellular or foamed fluoropolymer applications |
ATE540057T1 (en) * | 2007-10-11 | 2012-01-15 | Kureha Corp | VINYLIDE FLUORIDE POLYMER POWDER AND USE THEREOF |
JP5783902B2 (en) * | 2008-10-16 | 2015-09-24 | ソルヴェイ・スペシャルティ・ポリマーズ・イタリー・エッセ・ピ・ア | Opaque fluoropolymer compositions containing white pigments for photovoltaic elements of solar cells |
KR101924660B1 (en) * | 2010-12-22 | 2018-12-03 | 솔베이 스페셜티 폴리머스 이태리 에스.피.에이. | Hydrophilic vinylidene fluoride polymers |
EP2631260A1 (en) | 2012-02-27 | 2013-08-28 | Solvay Sa | Process for Producing Graphene-Polymer Nanocomposites |
JP5938279B2 (en) * | 2012-06-19 | 2016-06-22 | 株式会社クレハ | Method for producing aqueous cellulose solution |
US10032542B2 (en) | 2014-11-07 | 2018-07-24 | Cable Components Group, Llc | Compositions for compounding, extrusion and melt processing of foamable and cellular halogen-free polymers |
US10031301B2 (en) | 2014-11-07 | 2018-07-24 | Cable Components Group, Llc | Compositions for compounding, extrusion, and melt processing of foamable and cellular polymers |
JP7144298B2 (en) * | 2018-03-06 | 2022-09-29 | 株式会社クレハ | Method for producing vinylidene fluoride polymer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL127087C (en) * | 1964-10-21 | 1900-01-01 | ||
GB1094558A (en) * | 1965-12-10 | 1967-12-13 | Kureha Chemical Ind Co Ltd | Polyvinylidene fluoride |
US3780007A (en) * | 1969-12-23 | 1973-12-18 | Diamond Shamrock Corp | Polymerization of vinylidene fluoride in aqueous suspension |
US3708463A (en) * | 1971-03-18 | 1973-01-02 | Diamond Shamrock Corp | Process for preparing vinylidene fluoride polymers for coating applications |
US3723387A (en) * | 1971-05-12 | 1973-03-27 | Du Pont | Preparation of curable and cured fluoropolymer products |
US3781265A (en) * | 1972-10-17 | 1973-12-25 | Pennwalt Corp | Method of preparing consistently high-quality vinylidene fluoride polymer |
US4360652A (en) * | 1981-08-31 | 1982-11-23 | Pennwalt Corporation | Method of preparing high quality vinylidene fluoride polymer in aqueous emulsion |
-
1983
- 1983-03-10 FR FR8304106A patent/FR2542319B1/en not_active Expired
-
1984
- 1984-02-28 EP EP84200275A patent/EP0120524B1/en not_active Expired
- 1984-02-28 DE DE8484200275T patent/DE3461469D1/en not_active Expired
- 1984-02-28 AT AT84200275T patent/ATE23867T1/en not_active IP Right Cessation
- 1984-02-29 US US06/585,222 patent/US4524194A/en not_active Expired - Lifetime
- 1984-03-09 ES ES530448A patent/ES530448A0/en active Granted
- 1984-03-10 JP JP59046373A patent/JPS59174605A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
EP0120524A1 (en) | 1984-10-03 |
FR2542319B1 (en) | 1985-07-19 |
EP0120524B1 (en) | 1986-11-26 |
US4524194A (en) | 1985-06-18 |
ES8505703A1 (en) | 1985-06-01 |
JPS59174605A (en) | 1984-10-03 |
DE3461469D1 (en) | 1987-01-15 |
JPH0348924B2 (en) | 1991-07-26 |
FR2542319A1 (en) | 1984-09-14 |
ES530448A0 (en) | 1985-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
EEFA | Change of the company name | ||
REN | Ceased due to non-payment of the annual fee |